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Solar wind
speed: 496.1 km/sec
density: 0.5 protons/cm3
explanation | more data
Updated: Today at 0055 UT
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X-ray Solar Flares
6-hr max: B4 2009 UT Feb19
24-hr: C1 0851 UT Feb19
explanation | more data
Updated: Today at: 2359 UT
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Daily Sun: 19 Feb 12
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A new sunspot is rapidly growing at the circled location. Credit: SDO/HMI
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Sunspot number: 63
What is the sunspot number?
Updated 18 Feb 2012
Spotless Days
Current Stretch: 0 days
2012 total: 0 days (0%)
2011 total: 2 days (<1%)
2010 total: 51 days (14%)
2009 total: 260 days (71%)
Since 2004: 821 days
Typical Solar Min: 486 days
Updated 18 Feb 2012
The Radio Sun
10.7 cm flux: 104 sfu
explanation | more data
Updated 18 Feb 2012
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Current Auroral Oval:
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Switch to: Europe, USA, New Zealand, Antarctica
Credit: NOAA/POES
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Planetary K-index
Now: Kp= 2 quiet
24-hr max: Kp= 5 storm
explanation | more data
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Interplanetary Mag. Field
Btotal: 7.7 nT
Bz: 7.1 nT south
explanation | more data
Updated: Today at 0057 UT
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Coronal Holes: 18 Feb 12
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Earth is inside a solar wind stream flowing from the indicated coronal hole. Credit: SDO/AIA.
